From 35231ec7c6a6d9277bf6ac53cb0142e4d37c2ece Mon Sep 17 00:00:00 2001 From: Brad Fitzpatrick Date: Mon, 21 Nov 2016 14:58:23 +0000 Subject: [PATCH] net/http: deflake TestClientTimeout Should fix flakes like: https://build.golang.org/log/c8da331317064227f38d5ef57ed7dba563ba1b38 --- FAIL: TestClientTimeout_h1 (0.35s) client_test.go:1263: timeout after 200ms waiting for timeout of 100ms FAIL Change-Id: I0a4dba607524e8d7a00f498e27d9598acde5d222 Reviewed-on: https://go-review.googlesource.com/33420 Run-TryBot: Brad Fitzpatrick TryBot-Result: Gobot Gobot Reviewed-by: Ian Lance Taylor --- src/net/http/client_test.go | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) diff --git a/src/net/http/client_test.go b/src/net/http/client_test.go index 943f6f89c7..a5f58cb5cb 100644 --- a/src/net/http/client_test.go +++ b/src/net/http/client_test.go @@ -1188,9 +1188,7 @@ func TestClientTimeout_h2(t *testing.T) { testClientTimeout(t, h2Mode) } func testClientTimeout(t *testing.T, h2 bool) { setParallel(t) defer afterTest(t) - testDone := make(chan struct{}) - - const timeout = 100 * time.Millisecond + testDone := make(chan struct{}) // closed in defer below sawRoot := make(chan bool, 1) sawSlow := make(chan bool, 1) @@ -1204,21 +1202,22 @@ func testClientTimeout(t *testing.T, h2 bool) { sawSlow <- true w.Write([]byte("Hello")) w.(Flusher).Flush() - select { - case <-testDone: - case <-time.After(timeout * 10): - } + <-testDone return } })) defer cst.close() - defer close(testDone) + defer close(testDone) // before cst.close, to unblock /slow handler + + // 200ms should be long enough to get a normal request (the / + // handler), but not so long that it makes the test slow. + const timeout = 200 * time.Millisecond cst.c.Timeout = timeout res, err := cst.c.Get(cst.ts.URL) if err != nil { if strings.Contains(err.Error(), "Client.Timeout") { - t.Skip("host too slow to get fast resource in 100ms") + t.Skipf("host too slow to get fast resource in %v", timeout) } t.Fatal(err) } @@ -1244,7 +1243,7 @@ func testClientTimeout(t *testing.T, h2 bool) { res.Body.Close() }() - const failTime = timeout * 2 + const failTime = 5 * time.Second select { case err := <-errc: if err == nil { -- 2.50.0